/*!
 * # Semantic UI - Site
 * http://github.com/semantic-org/semantic-ui/
 *
 *
 * Released under the MIT license
 * http://opensource.org/licenses/MIT
 *
 */

(function($, window, document, undefined) {
  $.site = $.fn.site = function(parameters) {
    var time = new Date().getTime(),
      performance = [],
      query = arguments[0],
      methodInvoked = typeof query == "string",
      queryArguments = [].slice.call(arguments, 1),
      settings = $.isPlainObject(parameters)
        ? $.extend(true, {}, $.site.settings, parameters)
        : $.extend({}, $.site.settings),
      namespace = settings.namespace,
      error = settings.error,
      eventNamespace = "." + namespace,
      moduleNamespace = "module-" + namespace,
      $document = $(document),
      $module = $document,
      element = this,
      instance = $module.data(moduleNamespace),
      module,
      returnedValue;
    module = {
      initialize: function() {
        module.instantiate();
      },

      instantiate: function() {
        module.verbose("Storing instance of site", module);
        instance = module;
        $module.data(moduleNamespace, module);
      },

      normalize: function() {
        module.fix.console();
        module.fix.requestAnimationFrame();
      },

      fix: {
        console: function() {
          module.debug("Normalizing window.console");
          if (console === undefined || console.log === undefined) {
            module.verbose("Console not available, normalizing events");
            module.disable.console();
          }
          if (
            typeof console.group == "undefined" ||
            typeof console.groupEnd == "undefined" ||
            typeof console.groupCollapsed == "undefined"
          ) {
            module.verbose("Console group not available, normalizing events");
            window.console.group = function() {};
            window.console.groupEnd = function() {};
            window.console.groupCollapsed = function() {};
          }
          if (typeof console.markTimeline == "undefined") {
            module.verbose("Mark timeline not available, normalizing events");
            window.console.markTimeline = function() {};
          }
        },
        consoleClear: function() {
          module.debug("Disabling programmatic console clearing");
          window.console.clear = function() {};
        },
        requestAnimationFrame: function() {
          module.debug("Normalizing requestAnimationFrame");
          if (window.requestAnimationFrame === undefined) {
            module.debug(
              "RequestAnimationFrame not available, normalizing event"
            );
            window.requestAnimationFrame =
              window.requestAnimationFrame ||
              window.mozRequestAnimationFrame ||
              window.webkitRequestAnimationFrame ||
              window.msRequestAnimationFrame ||
              function(callback) {
                setTimeout(callback, 0);
              };
          }
        }
      },

      moduleExists: function(name) {
        return $.fn[name] !== undefined && $.fn[name].settings !== undefined;
      },

      enabled: {
        modules: function(modules) {
          var enabledModules = [];
          modules = modules || settings.modules;
          $.each(modules, function(index, name) {
            if (module.moduleExists(name)) {
              enabledModules.push(name);
            }
          });
          return enabledModules;
        }
      },

      disabled: {
        modules: function(modules) {
          var disabledModules = [];
          modules = modules || settings.modules;
          $.each(modules, function(index, name) {
            if (!module.moduleExists(name)) {
              disabledModules.push(name);
            }
          });
          return disabledModules;
        }
      },

      change: {
        setting: function(setting, value, modules, modifyExisting) {
          modules =
            typeof modules === "string"
              ? modules === "all"
                ? settings.modules
                : [modules]
              : modules || settings.modules;
          modifyExisting = modifyExisting !== undefined ? modifyExisting : true;
          $.each(modules, function(index, name) {
            var namespace = module.moduleExists(name)
                ? $.fn[name].settings.namespace || false
                : true,
              $existingModules;
            if (module.moduleExists(name)) {
              module.verbose("Changing default setting", setting, value, name);
              $.fn[name].settings[setting] = value;
              if (modifyExisting && namespace) {
                $existingModules = $(":data(module-" + namespace + ")");
                if ($existingModules.length > 0) {
                  module.verbose(
                    "Modifying existing settings",
                    $existingModules
                  );
                  $existingModules[name]("setting", setting, value);
                }
              }
            }
          });
        },
        settings: function(newSettings, modules, modifyExisting) {
          modules =
            typeof modules === "string"
              ? [modules]
              : modules || settings.modules;
          modifyExisting = modifyExisting !== undefined ? modifyExisting : true;
          $.each(modules, function(index, name) {
            var $existingModules;
            if (module.moduleExists(name)) {
              module.verbose("Changing default setting", newSettings, name);
              $.extend(true, $.fn[name].settings, newSettings);
              if (modifyExisting && namespace) {
                $existingModules = $(":data(module-" + namespace + ")");
                if ($existingModules.length > 0) {
                  module.verbose(
                    "Modifying existing settings",
                    $existingModules
                  );
                  $existingModules[name]("setting", newSettings);
                }
              }
            }
          });
        }
      },

      enable: {
        console: function() {
          module.console(true);
        },
        debug: function(modules, modifyExisting) {
          modules = modules || settings.modules;
          module.debug("Enabling debug for modules", modules);
          module.change.setting("debug", true, modules, modifyExisting);
        },
        verbose: function(modules, modifyExisting) {
          modules = modules || settings.modules;
          module.debug("Enabling verbose debug for modules", modules);
          module.change.setting("verbose", true, modules, modifyExisting);
        }
      },
      disable: {
        console: function() {
          module.console(false);
        },
        debug: function(modules, modifyExisting) {
          modules = modules || settings.modules;
          module.debug("Disabling debug for modules", modules);
          module.change.setting("debug", false, modules, modifyExisting);
        },
        verbose: function(modules, modifyExisting) {
          modules = modules || settings.modules;
          module.debug("Disabling verbose debug for modules", modules);
          module.change.setting("verbose", false, modules, modifyExisting);
        }
      },

      console: function(enable) {
        if (enable) {
          if (instance.cache.console === undefined) {
            module.error(error.console);
            return;
          }
          module.debug("Restoring console function");
          window.console = instance.cache.console;
        } else {
          module.debug("Disabling console function");
          instance.cache.console = window.console;
          window.console = {
            clear: function() {},
            error: function() {},
            group: function() {},
            groupCollapsed: function() {},
            groupEnd: function() {},
            info: function() {},
            log: function() {},
            markTimeline: function() {},
            warn: function() {}
          };
        }
      },

      destroy: function() {
        module.verbose("Destroying previous site for", $module);
        $module.removeData(moduleNamespace);
      },

      cache: {},

      setting: function(name, value) {
        if ($.isPlainObject(name)) {
          $.extend(true, settings, name);
        } else if (value !== undefined) {
          settings[name] = value;
        } else {
          return settings[name];
        }
      },
      internal: function(name, value) {
        if ($.isPlainObject(name)) {
          $.extend(true, module, name);
        } else if (value !== undefined) {
          module[name] = value;
        } else {
          return module[name];
        }
      },
      debug: function() {
        if (settings.debug) {
          if (settings.performance) {
            module.performance.log(arguments);
          } else {
            module.debug = Function.prototype.bind.call(
              console.info,
              console,
              settings.name + ":"
            );
            module.debug.apply(console, arguments);
          }
        }
      },
      verbose: function() {
        if (settings.verbose && settings.debug) {
          if (settings.performance) {
            module.performance.log(arguments);
          } else {
            module.verbose = Function.prototype.bind.call(
              console.info,
              console,
              settings.name + ":"
            );
            module.verbose.apply(console, arguments);
          }
        }
      },
      error: function() {
        module.error = Function.prototype.bind.call(
          console.error,
          console,
          settings.name + ":"
        );
        module.error.apply(console, arguments);
      },
      performance: {
        log: function(message) {
          var currentTime, executionTime, previousTime;
          if (settings.performance) {
            currentTime = new Date().getTime();
            previousTime = time || currentTime;
            executionTime = currentTime - previousTime;
            time = currentTime;
            performance.push({
              Element: element,
              Name: message[0],
              Arguments: [].slice.call(message, 1) || "",
              "Execution Time": executionTime
            });
          }
          clearTimeout(module.performance.timer);
          module.performance.timer = setTimeout(
            module.performance.display,
            500
          );
        },
        display: function() {
          var title = settings.name + ":",
            totalTime = 0;
          time = false;
          clearTimeout(module.performance.timer);
          $.each(performance, function(index, data) {
            totalTime += data["Execution Time"];
          });
          title += " " + totalTime + "ms";
          if (
            (console.group !== undefined || console.table !== undefined) &&
            performance.length > 0
          ) {
            console.groupCollapsed(title);
            if (console.table) {
              console.table(performance);
            } else {
              $.each(performance, function(index, data) {
                console.log(
                  data["Name"] + ": " + data["Execution Time"] + "ms"
                );
              });
            }
            console.groupEnd();
          }
          performance = [];
        }
      },
      invoke: function(query, passedArguments, context) {
        var object = instance,
          maxDepth,
          found,
          response;
        passedArguments = passedArguments || queryArguments;
        context = element || context;
        if (typeof query == "string" && object !== undefined) {
          query = query.split(/[\. ]/);
          maxDepth = query.length - 1;
          $.each(query, function(depth, value) {
            var camelCaseValue =
              depth != maxDepth
                ? value +
                  query[depth + 1].charAt(0).toUpperCase() +
                  query[depth + 1].slice(1)
                : query;
            if ($.isPlainObject(object[camelCaseValue]) && depth != maxDepth) {
              object = object[camelCaseValue];
            } else if (object[camelCaseValue] !== undefined) {
              found = object[camelCaseValue];
              return false;
            } else if ($.isPlainObject(object[value]) && depth != maxDepth) {
              object = object[value];
            } else if (object[value] !== undefined) {
              found = object[value];
              return false;
            } else {
              module.error(error.method, query);
              return false;
            }
          });
        }
        if ($.isFunction(found)) {
          response = found.apply(context, passedArguments);
        } else if (found !== undefined) {
          response = found;
        }
        if ($.isArray(returnedValue)) {
          returnedValue.push(response);
        } else if (returnedValue !== undefined) {
          returnedValue = [returnedValue, response];
        } else if (response !== undefined) {
          returnedValue = response;
        }
        return found;
      }
    };

    if (methodInvoked) {
      if (instance === undefined) {
        module.initialize();
      }
      module.invoke(query);
    } else {
      if (instance !== undefined) {
        module.destroy();
      }
      module.initialize();
    }
    return returnedValue !== undefined ? returnedValue : this;
  };

  $.site.settings = {
    name: "Site",
    namespace: "site",

    error: {
      console:
        "Console cannot be restored, most likely it was overwritten outside of module",
      method: "The method you called is not defined."
    },

    debug: false,
    verbose: false,
    performance: true,

    modules: [
      "accordion",
      "api",
      "checkbox",
      "dimmer",
      "dropdown",
      "embed",
      "form",
      "modal",
      "nag",
      "popup",
      "rating",
      "shape",
      "sidebar",
      "state",
      "sticky",
      "tab",
      "transition",
      "visit",
      "visibility"
    ],

    siteNamespace: "site",
    namespaceStub: {
      cache: {},
      config: {},
      sections: {},
      section: {},
      utilities: {}
    }
  };

  // allows for selection of elements with data attributes
  $.extend($.expr[":"], {
    data: $.expr.createPseudo
      ? $.expr.createPseudo(function(dataName) {
          return function(elem) {
            return !!$.data(elem, dataName);
          };
        })
      : function(elem, i, match) {
          // support: jQuery < 1.8
          return !!$.data(elem, match[3]);
        }
  });
})(jQuery, window, document);
